Finding the Fourth Proportional to 8,372,183,322.72, 11,549,982,651.12 and 4,983,192,332.32
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Solution
The fourth proportional to 8,372,183,322.72, 11,549,982,651.12 and 4,983,192,332.32 is: 6,874,644,613.82
Step by Step Solution
- Step 1: Write the proportion equation
8,372,183,322.72 : 11,549,982,651.12 = 4,983,192,332.32 : x - Step 2: Convert to fraction form
8,372,183,322.72/11,549,982,651.12 = 4,983,192,332.32/x - Step 3: Cross multiply
8,372,183,322.72x = 11,549,982,651.12 × 4,983,192,332.32 - Step 4: Simplify right side
8,372,183,322.72x = 57,555,784,985,490,210,816 - Step 5: Solve for x
x = 57,555,784,985,490,210,816/8,372,183,322.72 - Step 6: Final answer
x = 6,874,644,613.82
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.